Datasheet

MAX3816A
I
2
C 2-Wire Extender for DDC in DVI,
HDMI, and VGA Interfaces
_______________________________________________________________________________________ 5
MAX3816A toc09
VIDEO SOURCE
CLOCK
5V/div
VIDEO SOURCE
DATA
5V/div
DISPLAY CLOCK
5V/div
DISPLAY DATA
5V/div
2μs/div
50m CABLE ON SOURCE SIDE, 330pF CAPACITANCE
ON DISPLAY SIDE, V
CC
= 5V, V
DD
= 5V CLOCK AND
DATA INITIATED AT VIDEO SOURCE AND MEASURED
AT MAX3816A
SERIES MODE TRANSIENT RESPONSE
(3000pF CABLE CAPACITANCE)
MAX3816A toc10
CLOCK_C AT
MAX3816A
2V/div
CLOCK_C AT
REMOTE CLIENT
2V/div
1μs/div
REFLECTION
ABERRATION AT
CLOCK_C PIN
NOT SEEN AT SOURCE
ACTUAL SIGNAL
AT VIDEO SOURCE
60m CABLE, SIGNAL INITIATED AT DISPLAY SIDE
REFLECTION ABSORBED BY MAX3816A
V
HOLD
vs. (V
SS
- GND_REF)
MAX3816A toc11
V
SS
- GND_REF (V)
V
HOLD
(% OF SUPPLY VOLTAGE)
0.40.2-0.4 -0.2 0
5
10
15
20
25
30
35
40
0
-0.6 0.6
DISPLAY SIDE (REFERENCED
TO V
DD
RELATIVE TO V
SS
)
CABLE SIDE (REFERENCED
TO V
DD
RELATIVE TO GND_REF)
V
TRIGIL
vs. (V
SS
- GND_REF)
MAX3816A toc12
V
SS
- GND_REF (V)
V
TRIGIL
(% OF SUPPLY VOLTAGE)
0.40.20-0.2-0.4
5
10
15
20
25
30
0
-0.6 0.6
DISPLAY SIDE
(REFERENCED TO V
DD
)
CABLE SIDE
(REFERENCED TO V
CC
)
Typical Operating Characteristics (continued)
(V
CC
= +5.0V, V
DD
= +3.3V, T
A
= +25°C, unless otherwise noted.)